	/* space-between */
	.flx {
		display: flex;
		flex-wrap: nowrap;
		justify-content: space-between
	}

	.flx_ {
		display: flex;
		flex-wrap: wrap;
		justify-content: space-between
	}
	
	/* flex-start */
	.flx1 {
		display: flex;
		flex-wrap: nowrap;
		justify-content: flex-start
	}

	.flx1_ {
		display: flex;
		flex-wrap: wrap;
		justify-content: flex-start
	}
	
	/* justify-content center */
	.flx2{
		display: flex;
		flex-wrap: nowrap;
		justify-content: center;
	}
	.flx2_{
		display: flex;
		flex-wrap: wrap;
		justify-content: center;
	}
	
	/* flx右 */
	.flxEnd {
		display: flex;
		flex-wrap: wrap;
		justify-content: flex-end
	}
	.flxEnd_ {
		display: flex;
		flex-wrap: nowrap;
		justify-content: flex-end
	}
	
	/* flx3 space-around */
	.flx3{
		display: flex;
		flex-wrap: nowrap;
		justify-content: space-around;
	}
	.flx3_{
		display: flex;
		flex-wrap: wrap;
		justify-content: space-around;
	}
	
	/* align-content center  垂直居中*/
	.flxAlign {
		display: flex;
		flex-wrap: wrap;
		align-content: center;
	}
	.flxAlign_ {
		display: flex;
		flex-wrap: nowrap;
		align-content: center;
	}